/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */

export type AuthenticatorOptions = {
  username?: string;
  password?: string;
  mechanism?: any;
};

export default abstract class Authenticator {
  constructor(protected readonly options: AuthenticatorOptions) {}

  /**
   * Evaluates the challenge from the server and returns appropriate response.
   * @param {String} challenge Challenge string presented by the server.
   */
  abstract evaluateChallenge(challenge: string): any;
}
